SOUND INSULATION

General information

Sound insulation
More >>>
RW – weighed sound reduction index
More >>>
RA,1 – apparent sound reduction index
More >>>
RA,2 – apparent sound reduction index
More >>>
RA,1,R – designed apparent sound reduction index RA,1
More >>>
R’A,1 – apparent sound reduction approximate index R’
More >>>
K – flanking sound transmission
More >>>